Viscosity
Chapter Name : Mechanical Properties Of Fluids |
Sub Topic Code : 101_11_10_05_02 |
Topic Name : Viscosity |
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Sub Topic Name : Stokes' Law |
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Introduction
If the particles are falling in the viscous fluid by their own weight due to gravity, then a terminal velocity, also known as the settling velocity, is reached when this frictional force combined with the buoyant force exactly balance the gravitational force.
Pre-Requisites:
VISCOSITY
Real Life Question:
What is VISCOSITY?
Key Words / FlashCards
| Key Words | Definitions (pref. in our own words) |
|---|---|
| VISCOSITY | The viscosity of a fluid is a measure of its resistance to gradual deformation by shear stress or tensile stress. |
Learning aids / Gadgets
| Gadgets | How it can be used |
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Practical examples around us
| Examples | Explainations |
|---|---|
| Viscometer | Stokes's law is the basis of the falling-sphere viscometer, in which the fluid is stationary in a vertical glass tube. |
What you learn in Theory:
Principles of stokes law.
What you learn in Practice:
Principles of stokes law.